.lt_trade{
    width: 100%;
    height: 45px;
    position: absolute;
    left: 0;
    bottom: 0;
    padding: 5px 10px;
    background-color: #f5f5f5;
    border-top: 1px solid #ddd;
    .right{
        float: right;
    }
}
.lt_item{
    padding: 10px;
    border-top: 1px solid #ddd;
    .now{
        color:red;
        font-size: 14px;
    }
    .old{
        color:#666;
        font-size: 16px;
    }
    .size{
        padding: 5px;
        font-size: 12px;
        background-color: #f5f5f5;
        border: 1px solid #ccc;
        line-height: 30px;
        &.now{
            background-color: #069;
            color:#fff;
        }
    }
    .num{
        font-size: 14px;
    }
}
.btn_righ{
    right:0;
    .mui-icon {
        font-size: 20px;
        line-height: 45px;
    }
}
.loading{
    height: 320px;
    width: 100%;
    text-align: center;
    line-height: 320px;
}